Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: AUSWTXGXBMD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
737-877 1 Buda TX 6529 T-MOBILE USA, INC. 558   2021-09-06   
737-877 2 Buda TX 6529 T-MOBILE USA, INC. 558   2021-09-06   
737-877 4 Buda TX 6529 T-MOBILE USA, INC. 558   2021-09-06   
737-877 5 Buda TX 6529 T-MOBILE USA, INC. 558   2021-09-06   
737-877 9 Buda TX 6529 T-MOBILE USA, INC. 558   2021-05-27   
737-881 0 Bastrop TX 6529 T-MOBILE USA, INC. 558   2017-04-07   
737-881 1 Bastrop TX 6529 T-MOBILE USA, INC. 558   2017-04-07   
737-881 2 Bastrop TX 6529 T-MOBILE USA, INC. 558   2017-04-07   
737-881 4 Bastrop TX 5562 METROPCS, INC. 558   2018-04-14   
737-888 0 Taylor TX 6529 T-MOBILE USA, INC. 558   2013-09-12   
737-888 1 Taylor TX 6529 T-MOBILE USA, INC. 558   2013-09-12   
737-888 9 Taylor TX 6529 T-MOBILE USA, INC. 558   2013-09-12   
737-895 0 Austin TX 6529 T-MOBILE USA, INC. 558   2020-10-05   
737-895 1 Austin TX 6529 T-MOBILE USA, INC. 558   2020-10-05   
737-895 2 Austin TX 6529 T-MOBILE USA, INC. 558   2020-10-05   
737-895 3 Austin TX 6529 T-MOBILE USA, INC. 558   2020-10-05   
737-895 5 Austin TX 6529 T-MOBILE USA, INC. 558   2021-07-10   
737-895 6 Austin TX 6529 T-MOBILE USA, INC. 558   2021-07-10   
737-899 0 Bastrop TX 5562 METROPCS, INC. 558   2021-07-17   
737-899 5 Bastrop TX 6529 T-MOBILE USA, INC. 558   2021-09-07   
737-900 1 Austin TX 6529 T-MOBILE USA, INC. 558   2019-09-13   
737-900 4 Austin TX 6529 T-MOBILE USA, INC. 558   2019-09-13   
737-932 0 Austin TX 6529 T-MOBILE USA, INC. 558   2013-07-02   
737-932 9 Austin TX 6529 T-MOBILE USA, INC. 558   2013-07-02   
737-999 1 Buda TX 6529 T-MOBILE USA, INC. 558   2014-08-01   
737-999 2 Buda TX 6529 T-MOBILE USA, INC. 558   2014-11-09   
737-999 3 Buda TX 6529 T-MOBILE USA, INC. 558   2016-05-23   

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Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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